Menstruation among adolescent girls in Malaysia: a cross-sectional school survey
Sleep duration and its correlates in a sample of Saudi elementary school children
Assessing the quality of care for patients with first-episode psychosis
An epidemiological and knowledge, attitudes, beliefs and practices study of sexually transmitted infections in older men
Comparison of the VBM laryngeal tube and laryngeal mask airway for ventilation during manual in-line neck stabilisation